Conservation is a state of harmony between men and land.
To keep every cog and wheel is the first precaution of intelligent tinkering.
Harmony with land is like harmony with a friend; you cannot cherish his right hand and chop off his left.
One swallow does not make a summer, but one skein of geese, cleaving the murk of March thaw, is the Spring.
We face the question whether a still higher standard of living is worth its costs in things natural, wild, and free.
Examine each question in terms of what is ethically and aesthetically right, as well as what is economically expedient.
Is education possibly a process of trading awareness for things of lesser worth? The goose who trades his is soon a pile of feathers.
A thing is right if it tends to preserve the stability, integrity, and beauty of the biotic community. It is wrong if it tends otherwise.
A thing is right when it tends to preserve the integrity, stability and beauty of the biotic community. It is wrong when it tends otherwise.
Recreational development is a job not of building roads into the lovely country, but of building receptivity into the still unlovely human mind.